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Plants of Theodore Roosevelt National Park

The plants most often spotted in Theodore Roosevelt, ranked by recent research-grade observations.

5,440
recent observations
50
species listed
50
plants

Naturalists have logged 5,440 research-grade observations across the 50 most-recorded species in Theodore Roosevelt. The most frequently seen is the Plains Pricklypear, with 648 recorded sightings.

Most-observed plants in Theodore Roosevelt

Plains Pricklypear
Opuntia polyacantha
648 observations
Silver Buffaloberry
Shepherdia argentea
236 observations
Silver Sagebrush
Artemisia cana
200 observations · iNaturalist
Rocky Mountain Juniper
Juniperus scopulorum
171 observations
Sego Lily
Calochortus nuttallii
165 observations
Narrow-leaved Purple Coneflower
Echinacea angustifolia
164 observations
Upright Prairie Coneflower
Ratibida columnifera
160 observations
Scarlet Globemallow
Sphaeralcea coccinea
153 observations
Western Snowberry
Symphoricarpos occidentalis
153 observations · iNaturalist
Lambert's Locoweed
Oxytropis lambertii
144 observations
Great Plains Yucca
Yucca glauca
140 observations
Shrubby Cinquefoil
Dasiphora fruticosa
133 observations
Curlycup Gumweed
Grindelia squarrosa
126 observations
Wild Licorice
Glycyrrhiza lepidota
122 observations · iNaturalist
Dotted Gayfeather
Liatris punctata
121 observations · iNaturalist
Yellow Sweetclover
Melilotus officinalis
119 observations
Prairie Pasqueflower
Pulsatilla nuttalliana
109 observations · iNaturalist
Chokecherry
Prunus virginiana
101 observations
Slender Leafy Spurge
Euphorbia virgata
99 observations · iNaturalist
Hairy False Goldenaster
Heterotheca villosa
92 observations · iNaturalist
Smooth Brome
Bromus inermis
88 observations
Purple Prairie Clover
Dalea purpurea
85 observations
Wild Bergamot
Monarda fistulosa
84 observations
Fringed Sagebrush
Artemisia frigida
84 observations · iNaturalist
Green Ash
Fraxinus pennsylvanica
83 observations
Crested Wheatgrass
Agropyron cristatum
82 observations · iNaturalist
Showy Milkweed
Asclepias speciosa
78 observations
Cockscomb Oreocarya
Oreocarya glomerata
78 observations · iNaturalist
White-flower Beardtongue
Penstemon albidus
77 observations · iNaturalist
Fragrant Sumac
Rhus aromatica
76 observations
Prairie Rose
Rosa arkansana
76 observations · iNaturalist
Eastern Cottonwood
Populus deltoides
75 observations
Field Bindweed
Convolvulus arvensis
71 observations
Prairie Smoke
Geum triflorum
70 observations
Greasewood
Sarcobatus vermiculatus
69 observations · iNaturalist
Golden Bean
Thermopsis rhombifolia
69 observations
Silvery Scurfpea
Pediomelum argophyllum
68 observations · iNaturalist
Yellow Sundrops
Oenothera serrulata
67 observations · iNaturalist
Spinystar
Escobaria vivipara
65 observations
White Milkwort
Senega alba
65 observations · iNaturalist
Woolly Plantain
Plantago patagonica
62 observations · iNaturalist
Yellow Salsify
Tragopogon dubius
61 observations · iNaturalist
Threeleaf Milkvetch
Astragalus gilviflorus
59 observations · iNaturalist
Stiff-leaved Goldenrod
Solidago rigida
58 observations · iNaturalist
Textile Onion
Allium textile
58 observations · iNaturalist
Wood Lily
Lilium philadelphicum
57 observations
Creeping Thistle
Cirsium arvense
55 observations
Blue Grama
Bouteloua gracilis
55 observations
Rush Skeletonplant
Lygodesmia juncea
55 observations · iNaturalist
Rubber Rabbitbrush
Ericameria nauseosa
54 observations · iNaturalist

Built from recent research-grade iNaturalist observations. Identifications are community-sourced and may occasionally be wrong, and the ranking reflects where people record and photograph wildlife, so a species seen often here is not necessarily rare elsewhere. Some plants and animals are only out in certain seasons. Treat this as a lively snapshot of what people are finding, not a formal checklist.

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